What is Delta T and why is it important for spraying?

Humidity is important in spraying. With the average tank of pesticide being 90 to 99.5% water, evaporation plays an important role in both droplet size and active ingredient concentration. Low humidity causes droplets to evaporate faster, potentially increasing drift and reducing uptake. But relative humidity (RH) isn’t the best way to measure this effect because […]

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Spray Drift – Why is it still happening?

Despite the abundance of information available on spray drift, we continue to see widespread incidents of damage to a variety of crops every year. Do applicators just not care or are they missing some vital information when making decisions to spray? I believe it is the latter. What is the problem? In my experience, the […]

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Exploding Sprayer Myths (ep.5): Early Morning Spraying

Should you really get up before the birds to spray? There are a lot of good reasons for early morning and night spraying, but if you’re in a strong inversion, you might be in a world of hurt. Here’s episode 5 in our series of short, educational and irreverent videos made with Real Agriculture. […]

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Debunking Sprayer Myths

Reproduced from an article written by Angela Lovell for Grainews, 2014 “The fundamental challenge of spraying is that it’s a compromise game,” said Tom Wolf of Agrimetrix Research and Training. “As operators and advisors we need to always balance the opposite needs of coverage, efficacy and drift.” Wolf, in a presentation at the recent Manitoba […]

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